The Rotary™ Bristle Bottle & Nipple Brush is an all-time classic 2-IN-1 brush with great amount of usefulness. Fine durable bristles sweeps up residue effortlessly and gently without scratching the inner bottle and nipple. Stainless steel is selected to form the core bone structure to hold the bristles as it does not rust. Nipple brush is stored conveniently in the handle when not in use. The looped handle at the back of the nipple brush allows easy gripping when scrubbing and easy hanging on for drying. With the easy grip rotary handle you can rotate the brush 360 C or sweep it up and down in the milk bottle for easier cleaning.